1. Department of Addiction Medicine; CHRU Lille; F-59037 Lille France
2. Faculty of Medicine; University of Lille 2; F-59045 Lille France
3. CSAPA; EPSM Val de Lys-Artois; 62400 Béthune France
4. SCA-Lab; PSYChiC Team Lille University; F-59045 Lille France